Tessel 2

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Overview

The Tessel 2 is a development board with on-board WiFi capabilities
that allows you to build scripts in Node.js. This Tessel provides you
with a connected hardware prototyping system that can be used in
multiple different applications. Each board boasts thorough command line
tools that make it simple to deploy your code, set WiFi credentials,
and easily manage authentication needs. With the Tessel 2 you will be
able to interact with the physical world from sensing to actuation to
connecting with other devices. It should also be noted that though the
Tessel 2 is programmable in JavaScript it does possess the ability to
support other languages as well!

The Tessel 2 is equipped with a slew of on-board features including
two 10-pin module ports to add sensors and other external hardware, two
USB ports for camera peripherals and flash storage, a 10/100 supported
ethernet port, and a microUSB connector for power and tethered
programming. Each Tessel 2 offers an 802.11 b/g/n WiFi setup, a 580MHz
Mediatek router-on-a-chip, a 48MHz SAMD21 coprocessor, and 64MB of DDR2
RAM with 32MB of flash.

Needless to say, the Tessel 2 has been designed from the ground up
with the fastest possible path to producing your projects. Simply plug
and play multiple modules and high-level APIs and you have a development
board that is levels ahead of most other development boards!